find last instance of string in sentence python code example

Example 1: check strings last letter python

sample_str = 'Sample String'
# Get last character of string i.e. char at index position -1
last_char = sample_str[-1]
 
print('Last character : ', last_char)
# Output
Last charater : g

Example 2: python search a string in another string get last result

# Where in the text is the last occurrence of the string "casa"?
txt = "Mi casa, su casa."

x = txt.rfind("casa")

print(x)